t = codesters.Teacher() try: params = t.get_parameters_for_function('Circle') tval_1 = 0 # you need to iterate through each sublist in the list # this will count the number of times the variable x is used in Square commands for sublist in params: if sublist[3] == "my_color": tval_1 += 1 except: tval_1 = "DNE" try: params = t.get_parameters_for_function('Circle') tval_2 = 0 for sublist in params: if sublist[3] == "purple": tval_2 += 1 except: tval_2 = "DNE" tester = TestManager() t1 = TestObjective() t1.add_failure(tval_2 > 0, "Make sure you use the variable name and not the value.") t1.add_success(tval_1 == 1, "Great job debugging the program!") t1.add_failure(tval_1 == 0, "Did you use a variable for the color of the circle?") tester.add_test_list([t1]) tester.run_tests() tester.display_first_feedback()